SONOFF DUALR3: Dual Relay Wi-Fi Switch with Power Metering
Support for Sonoff dualr3 · arendst/Tasmota · Discussion #10793 · GitHub
Sonoff DUALR3 has a hidden secret - NotEnoughTech
Sonoff Dual R3 2 Gang Dual Relay Module Diy Mini Smart Switch Power Metering Control Via Ewelink | Fruugo NO
SONOFF 1-5PC Dual R3 Wifi Smart Switch Power Measurement DIY MINI Two Way Switch | eBay
Sonoff DUALR3 has a hidden secret - NotEnoughTech
Sonoff Dual R3 / R3 Lite Dual Relay Module Wifi Diy Mini Switch Switch Power Metering 2 Gang For Ewelink App Alexa Google Home - Automation Kits - AliExpress